Finite Group Databasebeta

C5×#12172 #11934892

order1280
nilpotency class4
isoclinismisoclinic class of #12170
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#12172

Subgroups

subgroupG/H
center, socleC2×C5#1598
commutator, Frattini, cosocleC2×M16C23×C5
prime radicalC5×#2190C2
LCSG ▷ C2×M16 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C5 ◁ C2×C4×C5 ◁ C2×C5×M16 ◁ G

344 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 344 conjugacy classes of subgroups — too many to draw. Only its 70 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 37 points:

(1,2,3,4,5)(6,7)(8,17)(9,12)(10,25)(11,16)(13,19)(14,21)(15,23)(18,31)(20,30)(22,26)(24,27)(28,37)(29,36)(32,34)(33,35);(7,12)(9,21)(10,23)(13,26)(14,15)(16,27)(17,31)(18,34)(20,35)(22,36)(24,37)(25,28)(29,30)(32,33);(6,8)(7,13,16,17)(9,22)(10,20)(11,19)(12,26,27,31)(14,29,28,32)(15,30,25,33)(18,24)(21,36)(23,35)(34,37)

Conjugacy classes & character table

125 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 5160);